608. In charging the jury the Court may state to them all matters
of law which it thinks necessary for their information in giving
their verdict; and, if it state the testimony of the case, it must
inform the jury that they are the exclusive judges of all questions
of fact. The Court must furnish to either party, at the time, upon
request, a statement in writing of the points of law contained in the
charge, or sign, at the time, a statement of such points prepared
and submitted by the counsel of either party.